<!DOCTYPE html>
<html lang="en">
<head>
    <meta charset="UTF-8">
    <title>双向绑定</title>
</head>
<body>
<div id="app">
<input type="text" v-model="info">
</div>
<script src="../node_modules/vue/dist/vue.js"></script>
<script>
    let app=new Vue({
        el:"#app",
        data:{
            info:"屠龙刀"
        }
    });
</script>
</body>
</html>